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Summary

Deutsch: Patent erteilt am 21. Mai 1901

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patent drawings continuous tracks history of forestry lombard tractors transport of timber in the united states united states patent drawings inventions
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Date

21/05/1901
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Source

USPTO
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Link

https://www.uspto.gov/
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Copyright info

public domain

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patent drawings continuous tracks history of forestry lombard tractors transport of timber in the united states united states patent drawings inventions